MOBILE-2103 grades: Fix link not set on grade items
MOBILE-2103 grades: Fix link not set on grade items

romit19/SOrCEv3,romit19/SOrCEv3,bmmg888/moodlemobile2,romit19/SOrCEv3,chester666/moodlemobile,romit19/SOrCEv3,bmmg888/moodlemobile2,chester666/moodlemobile,dpaloucva/moodlemobile2,NEEDS-SAL/SOrCEv3,arahimahmad/moodlemobile2,NEEDS-SAL/SOrCEv3,chester666/moodlemobile,arahimahmad/moodlemobile2,romit19/SOrCEv3,NEEDS-SAL/SOrCEv3,beppinu/moodleapp,NEEDS-SAL/SOrCEv3,dpaloucva/moodlemobile2,sulzer/moodlemobile2,NEEDS-SAL/SOrCEv3,knurmi/MoodleTest,sulzer/moodlemobile2,beppinu/moodleapp,sulzer/moodlemobile2,NEEDS-SAL/SOrCEv3,knurmi/MoodleTest,arahimahmad/moodlemobile2,romit19/SOrCEv3,bmmg888/moodlemobile2,bmmg888/moodlemobile2